I. Write True if statement is correct and False if statement incorrect __ __ 1.In ratio frequency numerator not necessarily included in the denominator T __ 2. Counts population according to their usual place of residence is Dejure types of census. T __ 3. Case series is the study of health profile of a single individual using a careful and detailer report by one or more clinician. T __ 4. All ratios are not proportions and all rates are proportions. Truse 5. Period prevalence rate measures the proportion of a population with a certain condition given point in time. __ 1.The number of new cases of a disease that occur during a specified period of time in a space population at risk for developing the disease. A. Crude birth rate B. Prevalence rate Incidence rate D. Crude death rate __ 2. Which one of the following is correct measure of mortality for "the proportion of death malaria out of those adults who develop malaria in Fincha town in the year 2015"? A. Proportion mortality ratio B. Case fatality ratio C. Cause-specific mortality ratio D. Crude death rate __ 3. One is not factors influencing increased prevalence rate (A) In-migration of health people C. Improved diagnostic facilities B. Increase in new cases D. In-migration of cases __ 4. A disease that is usually present in a population or in an area at a more or less stable leve A. Epidemic /B.)Endemic C. Sporadic D. Pandemic __ 5. The General Social Survey asked respondents to assess their own health as excellent, goo fair, or poor. What is the level of measurement of this variable? (A).Nominal B. Ordinal C. Interval D. Ratio __ 6. Researcher wants to check efficacy of new drug overthe old drug for depression treatme recruited patients and randomly assigned 150 patients to take the new drug and 120 patie old drug. After provision of the treatment for 3 months he measured the recovery rate depression. Which method of study design the investigator used? A. Experimental (B) Cohort C. Cross sectional D. Case control